RealView Compilation Tools Compiler Reference Guide - ARM ...

Compiler Command-line Options
2.1.2 --[no_]alternative_tokens
This option enables or disables the recognition of alternative tokens in C and C++.
Default
The default is --alternative_tokens.
Usage
In C and C++, use this option to control recognition of the digraphs. In C++, use this
option to control recognition of operator keywords, for example, and and bitand.
2.1.3 --[no_]anachronisms
This option enables or disables anachronisms in C++.
Mode
This option is effective only if the source language is C++.
Default
The default is --no_anachronisms.
Example
typedef enum { red, white, blue } tricolor;
inline tricolor operator++(tricolor c, int)
{
int i = static_cast(c) + 1;
return static_cast(i);
}
void foo(void)
{
tricolor c = red;
}
c++; // okay
++c; // anachronism
Compiling this code with the option --anachronisms generates a warning message.
Compiling this code without the option --anachronisms generates an error message.
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